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It’s All the Cheese that Gave Them the Bad Blood Vessels

Using human embryonic stem cells researchers, led by Robert Lanza of Advanced Cell Technology, re-grew damaged mouse and rat blood vessels. Reporting in this week’s online early edition of Nature Methods, Lanza and his colleagues say they used hES cells to generate, in serum-free conditions, a population of cells with both hematopoietic and vascular potential.

The Scan

Pig Organ Transplants Considered

The Wall Street Journal reports that the US Food and Drug Administration may soon allow clinical trials that involve transplanting pig organs into humans.

'Poo-Bank' Proposal

Harvard Medical School researchers suggest people should bank stool samples when they are young to transplant when they later develop age-related diseases.

Spurred to Develop Again

New Scientist reports that researchers may have uncovered why about 60 percent of in vitro fertilization embryos stop developing.

Science Papers Examine Breast Milk Cell Populations, Cerebral Cortex Cellular Diversity, Micronesia Population History

In Science this week: unique cell populations found within breast milk, 100 transcriptionally distinct cell populations uncovered in the cerebral cortex, and more.